Home / 11,022.54-15,214.67-7,054.35

Finding the Fourth Proportional to 11,022.54, 15,214.67 and 7,054.35

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Solution

The fourth proportional to 11,022.54, 15,214.67 and 7,054.35 is: 9,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.54 : 15,214.67 = 7,054.35 : x
  2. Step 2: Convert to fraction form
    11,022.54/15,214.67 = 7,054.35/x
  3. Step 3: Cross multiply
    11,022.54x = 15,214.67 × 7,054.35
  4. Step 4: Simplify right side
    11,022.54x = 107,329,607.31
  5. Step 5: Solve for x
    x = 107,329,607.31/11,022.54
  6. Step 6: Final answer
    x = 9,737.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.